1165565082 has 32 divisors (see below), whose sum is σ = 2591040960. Its totient is φ = 346536320.

The previous prime is 1165565081. The next prime is 1165565153. The reversal of 1165565082 is 2805655611.

It is a self number, because there is not a number n which added to its sum of digits gives 1165565082.

It is not an unprimeable number, because it can be changed into a prime (1165565081) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 163107 + ... + 170102.

It is an arithmetic number, because the mean of its divisors is an integer number (80970030).

Almost surely, 2^1165565082 is an apocalyptic number.

1165565082 is an abundant number, since it is smaller than the sum of its proper divisors (1425475878).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1165565082 is a wasteful number, since it uses less digits than its factorization.

1165565082 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 333278.

The product of its (nonzero) digits is 72000, while the sum is 39.

The square root of 1165565082 is about 34140.3731965543. The cubic root of 1165565082 is about 1052.3951617054.

The spelling of 1165565082 in words is "one billion, one hundred sixty-five million, five hundred sixty-five thousand, eighty-two".